English verb conjugation COULD PROSPER

Regular verb: prosper - prospered - prospered

Affirmation

Simple form

I could prosper
you could prosper
he could prosper
we could prosper
you could prosper
they could prosper

V-ing form

I could be prospering
you could be prospering
he could be prospering
we could be prospering
you could be prospering
they could be prospering

Perfect

I could have prospered
you could have prospered
he could have prospered
we could have prospered
you could have prospered
they could have prospered

V-ing perfect

I could have been prospering
you could have been prospering
he could have been prospering
we could have been prospering
you could have been prospering
they could have been prospering

Negation

Simple form

I could not prosper
you could not prosper
he could not prosper
we could not prosper
you could not prosper
they could not prosper

V-ing form

I could not be prospering
you could not be prospering
he could not be prospering
we could not be prospering
you could not be prospering
they could not be prospering

Perfect

I could not have prospered
you could not have prospered
he could not have prospered
we could not have prospered
you could not have prospered
they could not have prospered

V-ing perfect

I could not have been prospering
you could not have been prospering
he could not have been prospering
we could not have been prospering
you could not have been prospering
they could not have been prospering

Interrogative form

Simple form

could I prosper?
could you prosper?
could he prosper?
could we prosper?
could you prosper?
could they prosper?

V-ing form

could I be prospering?
could you be prospering?
could he be prospering?
could we be prospering?
could you be prospering?
could they be prospering?

Perfect

could I have prospered?
could you have prospered?
could he have prospered?
could we have prospered?
could you have prospered?
could they have prospered?

V-ing perfect

could I have been prospering?
could you have been prospering?
could he have been prospering?
could we have been prospering?
could you have been prospering?
could they have been prospering?

Interro-negative form

Simple form

could I not prosper?
could you not prosper?
could he not prosper?
could we not prosper?
could you not prosper?
could they not prosper?

V-ing form

could I not be prospering?
could you not be prospering?
could he not be prospering?
could we not be prospering?
could you not be prospering?
could they not be prospering?

Perfect

could I not have prospered?
could you not have prospered?
could he not have prospered?
could we not have prospered?
could you not have prospered?
could they not have prospered?

V-ing perfect

could I not have been prospering?
could you not have been prospering?
could he not have been prospering?
could we not have been prospering?
could you not have been prospering?
could they not have been prospering?

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